Base of a dust cleaner



FIG. 1 is a bottom plan view of a base of a dust cleaner showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom and front perspective view thereof. 

CLAIM The ornamental design for a base of a dust cleaner, as shown and described. 